Davenport Ionwave #26-70 Addendum 1

City of Davenport Solicits Bids for Pine Street Sanitary Sewer Extension Project

The City of Davenport, Iowa is seeking bids for the Pine Street Sanitary Sewer Extension Project, a public works construction effort. - Government Buyer: - City of Davenport, Iowa (Purchasing Division) - Scope of Work: - Construction of 1,099 feet of 8-inch PVC sanitary sewer with Class F-3 bedding - Installation of four 60-inch sanitary manholes (SW-301) - Installation of 112 feet of 6-inch PVC sanitary sewer service stubs - Connection to an existing 8-inch manhole - Removal and replacement of sidewalks (4" thick, 5 SY) and driveways (7" PCC, 260 SY) - Placement of 128 CY of off-site topsoil and 265 SY of 3" granular subbase - Erosion and sediment control, including sod installation and SWPPP management - Temporary traffic control, construction survey, mobilization, concrete washout, and maintenance of solid waste collection - $25,000 owner contingency allowance for unforeseen expenses - Notable Requirements: - Compliance with Iowa Statewide Urban and Design Specifications (SUDAS) and City of Davenport standards - Coordination with multiple utility companies - Provision of bid, performance, and maintenance bonds for projects over $100,000 - Specific insurance coverages with the City named as additional insured - Adherence to equal opportunity and non-discrimination clauses - Liquidated damages of $1,000 per day for late completion - Products/Materials: - Standard construction materials (PVC pipe, manholes, concrete, topsoil, granular subbase, sod) - No specific OEMs or proprietary products required; open to standard industry suppliers - Estimated Engineer's Cost: - $184,000 - No named OEMs or vendors; project is open to qualified construction contractors

Description

The City of Davenport is accepting bids for the Pine Street Sanitary Sewer Extension Project. The project involves constructing 1099 feet of 8" PVC sanitary sewer, four manholes, driveway removal and replacement, sod, and erosion control along Pine Street and Northwest Boulevard from 63rd Street to 67th Street. Bids must be submitted electronically by June 18, 2026, and the project is expected to start no sooner than August 3, 2026, with completion by October 2, 2026. The contract includes requirements for insurance, bonding, and compliance with Iowa Statewide Urban and Design Specifications (SUDAS).

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